paraquartzite

用法例句

The dam of the Xiaodongjiang hydropower station is built on quartz sandstone.

小东江坝为石英砂岩地区修建的重力坝 ,由于施工期开挖放大炮导致砂岩中的泥化夹层更加松动 ,产生部分爆破裂隙 ,影响了地基的均一性和完整性。

A quartz sandstone target was impacted by a steel ball (6 mm in diameter) accelerated at5~7 km/s by means of a two-stage light gas gun.

利用二级轻气炮将6mm直径的钢球加速到5～7km／s后撞击石英砂岩靶，利用磁性分选、扫描电镜和X射线衍射等方法对岩靶受击后形成的碎屑进行了矿物分类和鉴别。

Magnetic Property and Environmental Magnetism Significance of Surface Soil Derived from Quartzite

发育于石英岩之上的表土磁学性质及其环境磁学意义

the results showed that the magnetic susceptibility of each rock and soil typewas very different,the order of magnetic susceptibility being basalt>granite>quartzite,laterite>lateritic red earth>paddy soil.

结果表明，不同母质和土壤类型的磁性差异很大，其磁化率的大小顺序为：玄武岩母质＞花岗岩母质＞石英岩母质；砖红壤＞赤红壤＞水稻土。

Deformation experiments have been conducted to investigate the brittle-plastic transition of quartzite under temperature of 500~1 000 ℃ and confining pressure of 1 251~1 440 MPa.

在温度500~1 000℃、围压1 251~1 440 MPa条件下进行了石英岩脆塑性转化的实验研究。

The orebodies, situated in the low part of the Chengpu formation, are governed by the "first sandstone layer" and the cranny of basement granite, Uranium mineralizations were the products of intruded basalt and quartz-porphyry activity.

白面石铀矿田产于 NW向展布的白面石盆地中 ,由 4个矿床 1个矿点所组成 ,铀矿化主要受菖蒲组下岩段即“第一层砂岩”层位、贯入玄武岩与“第一层砂岩”内外接触带和基底花岗岩中的裂隙所控制 ,是贯入玄武岩、特别是石英斑岩活动的产

The magma gave rise to crystallization differentiation;formed granite and quartz porphyry.

燕山晚期本区受太平洋板块边缘的影响 ,在已存断裂复活的条件下 ,产生壳幔混合作用形成花岗质岩浆 ,该岩浆在地下浅处发生强烈的结晶分异作用形成花岗岩和石英斑岩 ,两者是同一岩浆不同成岩阶段的产物 ,石英斑岩是成岩阶段的最后产物 ,分异作用导致银在成岩后期及期后成矿热液中富集。

The micro friction properties of an MD film on silica has been studied with atomic force microscope (AFM).

利用原子力显微镜对石英岩表面单层分子沉积膜的微观摩擦特性进行了研究，发现该分子沉积膜具有一定的减摩性。

The adhesive force between silica sample and scanning probe before and after growing molecular deposition films on the surface of silica was experimentally studied.

对表面分子沉积膜生长前后的石英岩和扫描探针之间的粘附力进行了实验研究，结果发现这种沉积膜可以降低石英岩表面的粘附

This is a cliff composed of quartz sandstone that is well bedded.

由石英砂岩构成的悬崖，岩石层理发育。

The main kinds of rocks include carbonate rocks, tuffite, siliceous rocks and quartz sand-stone.

主要岩石类型包括碳酸盐岩、沈积凝灰岩、矽质岩和石英砂岩。

Rock dike inserted into quartz sandstone and was then weathered and denuded to form a precipice .

石英砂岩受岩脉穿插，岩脉被风化剥蚀后形成绝壁。

Vertical bedding joints in quartz sandstone are well developed, perpendicular to the plane of the formation.

此处石英砂岩垂直节理十分发育，与岩层层面正交。

A STUDY OF RESERVOIR CHARACTERISTICS AND DIAGENESIS OF QUARTZ--POOR SANDSTONE OF JURASSIC IN THE AREAS OF TAI3--BEI10 WELLS

台3—北10井区侏罗系贫石英砂岩的成岩作用及储层特征研究

Study on the Characteristics of Quartz Sandstone Reservoir of the Neopaleozoic of Two Gas Field in Ordos Basin

鄂尔多斯盆地上古生界两大气田不同石英砂岩储层特征对比研究

With rare exceptions such as a pure quartz sandstone, every rock contains detectable amounts of abundant metals.

除了象纯石英砂岩等少数例外，每种岩石都含有若干可检出的富有金属。

Diagenesis has both favorable and unfavorable effects for quartz- poor sandstone of high clay mineral content.

成岩作用对高含粘土矿物的贫石英砂岩既有有利的一面,也有不利的一面。

The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite, and other rock fragments.

卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。

lithic arkosic wacke

岩屑长石砂岩质杂砂岩

This sandstone consists of quartz primarily and feldspar secondly.

这种砂岩的成份以石英为主，长石次之。

Sands lithify into sandstones.

砂经过石化而成砂岩。

lithic subarkosic wacke

岩屑亚长石砂岩质杂砂岩

subfeldspathic lithic arenite

亚长石质岩屑砂屑岩

petrolwum tar sand

含石油沥青的岩石或砂

sedimentary rocks,eg sandstone,limestone,slate

沉积岩（如砂岩、石灰岩、板岩）.

The test results indicate that it is feasible to use sand, plaster and cement to simulate rock body.

实验结果表明,用石英砂、膏和水泥来模拟岩体介质是可行的。

Sandstone and conglomerate are the consolidated equivalent of sand and gravel.

砂岩和砾岩分别是砂和砾石固结的产物。